ZHCSHE9J
June 2010 – January 2018
TPS7A80
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
典型应用图
4
修订历史记录
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Internal Current Limit
7.3.2
Shutdown
7.3.3
Start-Up
7.3.4
Undervoltage Lockout (UVLO)
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.1.1
Dropout Voltage
8.2.1.2
Minimum Load
8.2.1.3
Input and Output Capacitor Requirements
8.2.1.4
Transient Response
8.2.2
Detailed Design Procedure
8.2.2.1
Output Noise
8.2.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.1.1
Board Layout Recommendations to Improve PSRR and Noise Performance
10.1.2
Thermal Considerations
10.1.3
Power Dissipation
10.1.4
Estimating Junction Temperature
10.2
Layout Example
11
器件和文档支持
11.1
文档支持
11.1.1
相关文档
11.2
接收文档更新通知
11.3
社区资源
11.4
商标
11.5
静电放电警告
11.6
Glossary
12
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
DRB|8
MPDS118K
散热焊盘机械数据 (封装 | 引脚)
DRB|8
QFND058N
订购信息
zhcshe9j_oa
zhcshe9j_pm
1
特性
具有使能功能的低压降 1A 稳压器
可调节输出电压:0.8V 至 6V
固定输出电压:0.8V 至 6V
宽带宽高 PSRR:
1kHz 时为 63dB
100kHz 时为 57dB
1MHz 时为 38dB
低噪音:(14 × V
OUT
) μV
RMS
典型值(100Hz 至 100kHz)
与 4.7µF 陶瓷电容器一起工作时保持稳定
出色的负载/线路瞬态响应
总体精度 3%(在负载/线路/温度范围内)
过流和过热保护
极低压降:1A 时的典型值为 170mV
3mm × 3mm VSON-8 DRB 封装